Doing business as Patent Rank, Entrepeneurial Innovation LLC is in the business of patent valuation and intellectual property management. Using a developed Patent Rank algorithm, the firm is able to assign a Patent Rank score to every patent within the entire universe of United States patents and are able to update this score as the U.S. patent network grows. The work of the firm is grounded in the dissertation of Monte J. Shaffer "Entrepreneurial Innovation: Patent Rank and Marketing Science".